quita el segundo campo en el group by :)
Código SQL:
Ver originalSELECT SUM(MP.INPUT_QTY) * ISNULL($[OWTQ.U_RSG_CANT],0)+
SUM(MP.INPUT_QTY) * ISNULL($[OWTQ.U_RSG_CANT_RH],0)
FROM BEAS_STL MP WHERE MP.ItemCode = $[OWTQ.U_RSG_PT]
OR MP.ItemCode = $[OWTQ.U_PT_RH] AND MP.ART1_ID = $[$23.1.0]
GROUP BY MP.INPUT_QTY